Business is the activity of making one's living or making money by producing or buying and selling products (such as goods and services). This book provides over 2,000 Exam Prep questions and answers to accompany the text Us Department of the Army Handbook Items include highly probable exam items: leadership, Disney, market share, welfare, Return on investment, Disney, E-commerce, Supervisor, PayPal, shareholder, production line, Automated Clearing House, frequency, personnel, economies of scale, and more.